CN201224459Y - Tricycle - Google Patents
Tricycle Download PDFInfo
- Publication number
- CN201224459Y CN201224459Y CNU2008200215179U CN200820021517U CN201224459Y CN 201224459 Y CN201224459 Y CN 201224459Y CN U2008200215179 U CNU2008200215179 U CN U2008200215179U CN 200820021517 U CN200820021517 U CN 200820021517U CN 201224459 Y CN201224459 Y CN 201224459Y
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- CN
- China
- Prior art keywords
- fixed
- driving lever
- wheel
- bar
- seat
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- Automatic Cycles, And Cycles In General (AREA)
Abstract
The utility model relates to a three-wheel bicycle which comprises a frame, three wheels, a seat and a chain wheel pair driven by foot pedal and connected with a rear wheel. The frame comprises a steering bar, a directional shaft in the vertical direction and a longitudinal beam in the front-rear direction, wherein the directional shaft is arranged on the longitudinal beam, one of the three wheels is a rear wheel, and the other two are front wheels which are arranged on the frame via a transverse beam in the left-right direction; the transverse beam is vertically arranged on the front part of the frame, both ends of the transverse beam are fixed with vertical shaft housings in which the rotary shafts are arranged, the rotary shafts are fixed with horizontal shaft drums in which axles are arranged via bearings, and the front wheels are fixed on the outer ends of the axles. The utility model has the advantages of convenient use, safety, stability and lightness, is easily mastered, and is especially suitable for children and the old; the seat can be used as a campstool.
Description
(1) technical field
The utility model belongs to bicycle, particularly a kind of tricycle.
(2) background technology
At present, a lot of three-wheel vehicles being arranged on the market, generally is a front-wheel, two trailing wheels, and its shortcoming is to use effort, not enough light and flexible.
(3) summary of the invention
The utility model is in order to remedy the deficiencies in the prior art, and a kind of tricycle of convenient and safe reliable, light and flexible is provided.
The utility model is achieved by the following technical solution:
Tricycle of the present utility model, the chain wheel pair that comprises vehicle frame, three wheels, vehicle seat, drives by pedal, chain wheel pair is connected with trailing wheel, vehicle frame comprises the axis of orientation of steering handle, vertical direction, the longeron of fore-and-aft direction, axis of orientation is installed on the longeron, its special character is: one is trailing wheel in three wheels, and two is front-wheel, and front-wheel is installed on the vehicle frame by the crossbeam of a left and right directions; Beam vertical is fixed on the front portion of vehicle frame, and the two ends of crossbeam are fixed with vertical axle sleeve, is provided with rotating shaft in the axle sleeve, is fixed with the beam barrel of level in the rotating shaft, is provided with wheel shaft by bearing in the beam barrel, and front-wheel is fixed on the outer end of wheel shaft; Be fixed with first driving lever on the axis of orientation, be fixed with second driving lever on the right spindle of crossbeam right-hand member, be hinged with the short connecting rod of level between first driving lever and second driving lever, also be fixed with the 3rd driving lever on the right spindle, be fixed with the 4th driving lever on the left rotary shaft, be hinged with the long connecting rod of level between the 3rd driving lever and the 4th driving lever.
Tricycle of the present utility model, the vehicle seat bottom is fixed with a bar, and vehicle seat is installed on the vehicle frame by seat bar detouchable, and the seat bar is provided with and can be supported on ground-surface vehicle seat supporting leg.Use so easily, vehicle seat can not lifted down by bike the time on the ground, the people can be sitting on vehicle seat and have a rest.
Tricycle of the present utility model, slidably on the present bar of socket, a seat bar is provided with knock hole to the vehicle seat supporting leg by sliding sleeve, and sliding sleeve is provided with and the cooresponding locating dowel pin of knock hole.Like this, when using vehicle seat separately, the vehicle seat supporting leg can be slided into a bar lower end, in order to avoid the part that the seat bar is positioned at below the vehicle seat supporting leg is oversize, and vehicle seat is placed on when using on this car, the vehicle seat supporting leg can be slided into bar middle part,, influence vehicle seat and be installed in fastness and stability on this car in order to avoid the part that the seat bar is positioned at below the vehicle seat supporting leg is too short.Therefore use easily.
Tricycle of the present utility model, the two is mutual cooresponding inclined-plane vehicle frame and seat bar in the contact position, the external packets on the inclined-plane is wrapped with sleeve, this sleeve be fixed on the vehicle frame or the seat bar on.Vehicle seat is set up or takes off all easily simple like this.
Tricycle of the present utility model is provided with isometric pull bar between the two ends, the left and right sides of the front portion of longeron and crossbeam, and crossbeam and two pull bars constitute equicrural triangle.Prevent that like this two front-wheels are not parallel, prevent that front-wheel from wandering off, keep light and flexible.
Tricycle of the present utility model, pull bar is provided with length adjustment device.Can adjust two pull bars easily like this.
The beneficial effects of the utility model are, and are easy to use, and safety is reliable, and light and flexible is simple and easy to grasp, and men and women, old and young are suitable for, especially suitable children and old man, and campstool can be worked as in the seat.
(4) description of drawings
Below in conjunction with accompanying drawing the utility model is further described.
Fig. 1 is a structural representation of the present utility model, and Fig. 2 uses scheme drawing separately for vehicle seat.
Among the figure, 1 vehicle seat, 2 trailing wheels, 3 steering handles, 4 axis of orientations, 5 longerons, 6 front-wheels, 7 crossbeams, 8 axle sleeves, 9 rotating shafts, 10 beam barrels, 11 wheel shafts, 12 first driving levers, 13 second driving levers, 14 short connecting rods, 15 the 3rd driving levers, 16 the 4th driving levers, 17 long connecting rods, 18 bars, 19 vehicle seat supporting legs, 20 sliding sleeves, 21 locating dowel pins, 22 sleeves, 23 pull bars.
(5) specific embodiment
Accompanying drawing is a kind of specific embodiment of the present utility model.
Tricycle of the present utility model, the chain wheel pair that comprises vehicle frame, three wheels, vehicle seat 1, drives by pedal, chain wheel pair is connected with trailing wheel 2, vehicle frame comprises the axis of orientation 4 of steering handle 3, vertical direction, the longeron 5 of fore-and-aft direction, axis of orientation is installed on the longeron, one is trailing wheel in three wheels, and two is front-wheel 6, and front-wheel is installed on the vehicle frame by the crossbeam 7 of a left and right directions; Beam vertical is fixed on the front portion of vehicle frame, and the two ends of crossbeam are fixed with vertical axle sleeve 8, is provided with rotating shaft 9 in the axle sleeve, is fixed with the beam barrel 10 of level in the rotating shaft, is provided with wheel shaft 11 by bearing in the beam barrel, and front-wheel is fixed on the outer end of wheel shaft; Be fixed with first driving lever 12 on the axis of orientation, be fixed with second driving lever 13 on the right spindle of crossbeam right-hand member, be hinged with the short connecting rod 14 of level between first driving lever and second driving lever, also be fixed with the 3rd driving lever 15 on the right spindle, be fixed with the long connecting rod 17 of the level that is hinged with between the 4th driving lever 16, the three driving levers and the 4th driving lever on the left rotary shaft.
Tricycle of the present utility model, the vehicle seat bottom is fixed with a bar 18, and vehicle seat is installed on the vehicle frame by seat bar detouchable, and the seat bar is provided with and can be supported on ground-surface vehicle seat supporting leg 19.Use so easily, vehicle seat can not lifted down by bike the time on the ground, the people can be sitting on vehicle seat and have a rest.Slidably on the present bar of socket, a seat bar is provided with knock hole to the vehicle seat supporting leg by sliding sleeve 20, and sliding sleeve is provided with and the cooresponding locating dowel pin 21 of knock hole.Knock hole can be provided with a plurality of along the arrangement of seat bar height as required.Like this, when using vehicle seat separately, the vehicle seat supporting leg can be slided into a bar lower end, locating dowel pin is inserted the knock hole location, and vehicle seat be placed on when using on this car, and locating dowel pin is extracted knock hole, the vehicle seat supporting leg can be slided into a bar middle part.The two is mutual cooresponding inclined-plane vehicle frame and seat bar in the contact position, the external packets on the inclined-plane is wrapped with sleeve 22, this sleeve be fixed on the vehicle frame or the seat bar on.Vehicle seat is set up or takes off all easily simple like this.
Tricycle of the present utility model is provided with isometric pull bar 23 between the two ends, the left and right sides of the front portion of longeron and crossbeam, and crossbeam and two pull bars constitute equicrural triangle.Prevent that like this two front-wheels are not parallel, prevent that front-wheel from wandering off, keep light and flexible.Pull bar is provided with length adjustment device.Can adjust two pull bars easily like this.Length adjustment device is screw rod and nut.
Claims (6)
1. tricycle, the chain wheel pair that comprises vehicle frame, three wheels, vehicle seat (1), drives by pedal, chain wheel pair is connected with trailing wheel (2), vehicle frame comprises the axis of orientation (4) of steering handle (3), vertical direction, the longeron (5) of fore-and-aft direction, axis of orientation is installed on the longeron, it is levied and is: one is trailing wheel in three wheels, and two is front-wheel (6), and front-wheel is installed on the vehicle frame by the crossbeam (7) of a left and right directions; Beam vertical is fixed on the front portion of vehicle frame, and the two ends of crossbeam are fixed with vertical axle sleeve (8), is provided with rotating shaft (9) in the axle sleeve, is fixed with the beam barrel (10) of level in the rotating shaft, is provided with wheel shaft (11) by bearing in the beam barrel, and front-wheel is fixed on the outer end of wheel shaft; Be fixed with first driving lever (12) on the axis of orientation, be fixed with second driving lever (13) on the right spindle of crossbeam right-hand member, be hinged with the short connecting rod (14) of level between first driving lever and second driving lever, also be fixed with the 3rd driving lever (15) on the right spindle, be fixed with the 4th driving lever (16) on the left rotary shaft, be hinged with the long connecting rod (17) of level between the 3rd driving lever and the 4th driving lever.
2. tricycle according to claim 1 is characterized in that: the vehicle seat bottom is fixed with a bar (18), and vehicle seat is installed on the vehicle frame by seat bar detouchable, and the seat bar is provided with and can be supported on ground-surface vehicle seat supporting leg (19).
3. tricycle according to claim 2 is characterized in that: slidably on the present bar of socket, a seat bar is provided with knock hole to the vehicle seat supporting leg by sliding sleeve (20), and sliding sleeve is provided with and the cooresponding locating dowel pin of knock hole (21).
4. according to claim 2 or 3 described tricycles, it is characterized in that: the two is mutual cooresponding inclined-plane vehicle frame and seat bar in the contact position, the external packets on the inclined-plane is wrapped with sleeve (22), this sleeve be fixed on the vehicle frame or the seat bar on.
5. according to any described tricycle among the claim 1-3, it is characterized in that: be provided with isometric pull bar (23) between the two ends, the left and right sides of the front portion of longeron and crossbeam, crossbeam and two pull bars constitute equicrural triangle.
6. tricycle according to claim 5, it is characterized in that: pull bar is provided with length adjustment device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200215179U CN201224459Y (en) | 2008-04-29 | 2008-04-29 | Tricycle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200215179U CN201224459Y (en) | 2008-04-29 | 2008-04-29 | Tricycle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201224459Y true CN201224459Y (en) | 2009-04-22 |
Family
ID=40597339
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008200215179U Expired - Fee Related CN201224459Y (en) | 2008-04-29 | 2008-04-29 | Tricycle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201224459Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107176243A (en) * | 2017-05-06 | 2017-09-19 | 金华市金飞跃车业有限公司 | One kind is ridden backwards car |
-
2008
- 2008-04-29 CN CNU2008200215179U patent/CN201224459Y/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107176243A (en) * | 2017-05-06 | 2017-09-19 | 金华市金飞跃车业有限公司 | One kind is ridden backwards car |
| CN107176243B (en) * | 2017-05-06 | 2024-03-01 | 金华市金飞跃车业有限公司 | Inverted bicycle |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20090422 Termination date: 20110429 |